openFrameworks Photoshop blending math with GLSL.
refs. http://mouaif.wordpress.com/2009/01/05/photoshop-math-with-glsl-shaders/
please check testApp.h/.cpp in ofxPSBlendExample
Ueelee/ofxPSBlend
openFrameworks Photoshop blending math with GLSL. Tested on AMD Radeon HD 6770M, OSX10.7.4, xcode 4.2.1
C++